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FG-612 LASER PICK-UP MECHANISM
@ How to move the Loader Frame manually
Manually push the lock arm @ to the rightward and pull the
Loader
frontward,
then the Loader
can
be open/close
manually.
@ WHOLE body of the Laser Pick-up Mechanism FG-612
Removing 6 screws (B) makes possible to detach whole body
of the Laser Pick-up Mechanism from the Chassis.
@ Loader Frame
Remove whole body of the Laser Pick-up Mechanism FG-612,
puil the Loader Frame §9 frontward, then after unfasten screw
C lift the Loader Rail
upward and pull it out backward, then
the Loader Frame can be taken out (Fig. 1).
@ Housing Assembly
Remove 4 screws (A) 1 ~ (A) 3, and detach the Assembly
composed
of Laser Pich-up Magnet, Yoke, Turntable, and
Spindle Motor.
By removing of screw @) , the parts for mechanism floating
can be taken down as illustration shows. (Fig. 2-2)
When reassembling, remind that the Washer and H-damper
are commonly
used, but the Coil Spring and Collar are
provided two types for maintaining equilrbrium.
463 0515 000
433 0484 004
COIL SPRING (D)
COLLAR (A)
463 0515 000
433 0485 003
COIL SPRING (D)
COLLAR (B)
463 0514 001
433 0485 003
COIL SPRING (C)
COLLAR (B)
®@ Coil spring (D) (used 3 each) is marked in red.
® Coil spring (C) (used 3 each) is not marked.
@ Collar (B) (used 2 each) is made of brass (yellow).
®@ Collar (A) (used 2 each) is made of brass plated with nickel
(white).
@ Laser Pick-up KSS-151A
(1) Detach the Housing Assembly, then remove 6 screws (B) .
(Fig. 2-1)
(2) Remove 2 screws (A), unsolder 2 portions @) , and detach
the Speed Detection Coil. (Fig. 3)
(3) Next, remove 2 screws €) , unsolder 2 portions ©, and
detach the Drive Coil. And pull out the Shaft at portion ©),
then the Laser Pick-up can be taken out. (Fig. 3)
Washer
Coil Spring (C), (D) © @s3
H-damper
Collar (A), (B)
Tig
19
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